dynamic& dynamic::operator=(dynamic&& o) noexcept {
if (&o != this) {
if (type_ == o.type_) {
#define FB_X(T) *getAddress<T>() = std::move(*o.getAddress<T>())
FB_DYNAMIC_APPLY(type_, FB_X);
#undef FB_X
} else {
destroy();
#define FB_X(T) new (getAddress<T>()) T(std::move(*o.getAddress<T>()))
FB_DYNAMIC_APPLY(o.type_, FB_X);
#undef FB_X
type_ = o.type_;
}
}
return *this;
}
void dynamic::destroy() noexcept {
// This short-circuit speeds up some microbenchmarks.
if (type_ == NULLT) return;
#define FB_X(T) detail::Destroy::destroy(getAddress<T>())
FB_DYNAMIC_APPLY(type_, FB_X);
#undef FB_X
type_ = NULLT;
u_.nul = nullptr;
}
bool dynamic::operator<(dynamic const& o) const {
if (UNLIKELY(type_ == OBJECT || o.type_ == OBJECT)) {
throw_exception<TypeError>("object", type_);
}
if (type_ != o.type_) {
return type_ < o.type_;
}
#define FB_X(T) return CompareOp<T>::comp(*getAddress<T>(), *o.getAddress<T>())
FB_DYNAMIC_APPLY(type_, FB_X);
#undef FB_X
}
bool dynamic::operator==(dynamic const& o) const {
if (type() != o.type()) {
if (isNumber() && o.isNumber()) {
auto& integ = isInt() ? *this : o;
auto& doubl = isInt() ? o : *this;
return integ.asInt() == doubl.asDouble();
}
return false;
}
#define FB_X(T) return *getAddress<T>() == *o.getAddress<T>();
FB_DYNAMIC_APPLY(type_, FB_X);
#undef FB_X
}
char const* dynamic::typeName(Type t) {
#define FB_X(T) return TypeInfo<T>::name
FB_DYNAMIC_APPLY(t, FB_X);
#undef FB_X
}
